JAMA:氟西汀治疗儿童自闭症谱系障碍强迫症

2019-10-23 MedSci MedSci原创

在这项针对自闭症谱系障碍的儿童和青少年的初步研究中,与安慰剂相比,氟西汀的治疗在16周时时强迫症行为评分明显降低

选择性5-羟色胺受体抑制剂用于降低自闭症谱系障碍核心行为严重程度的有效性尚待确定,近日研究人员探讨了氟西汀对降低自闭症谱系障碍强迫症行为频率和严重程度的疗效。

参与者年龄7.5-18岁,患有自闭症谱系障碍,儿童耶鲁-布朗强迫症总分6分以上,随机分为氟西汀组(75例)和安慰剂组(71例)。研究药物初始计量为第1周4或8mg/d,根据体重,然后在4周内至最大剂量为20或30mg/d,治疗持续时间为16周。研究的主要结果是在16周后进行普遍性发展障碍评分(CYBOCS-PDD,分数从0-20分;较高的分数表明更高的适应行为水平;最小的临床重要差异,2分)。

146名参与者,男性85%,平均年龄11.2岁,109人完成了试验;31名氟西汀组和21名安慰剂组放弃或未完成治疗。从基线到16周,氟西汀组的平均CYBOCS-PDD评分从12.80降至9.02分(下降3.72分);安慰剂组从13.13降至10.89分(2.53分)。16周时组间平均差异为-2.01,在进一步调整的预先指定模型中为-1.17。

在这项针对自闭症谱系障碍的儿童和青少年的初步研究中,与安慰剂相比,氟西汀的治疗在16周时时强迫症行为评分明显降低。

原始出处:

Dinah S. Reddihough et al. Effect of Fluoxetine on Obsessive-Compulsive Behaviors in Children and Adolescents With Autism Spectrum Disorders A Randomized Clinical Trial. JAMA. October 22, 2019.

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